EP 1235972 A1 20020904 - PIPE EXPANSION DEVICE
Title (en)
PIPE EXPANSION DEVICE
Title (de)
VORRICHTUNG ZUR ERWEITERUNG EINES ROHRES
Title (fr)
DISPOSITIF D'EXPANSION DE TUYAU
Publication
Application
Priority
- EP 0012024 W 20001129
- EP 99309532 A 19991129
Abstract (en)
[origin: WO0138693A1] A device (1) for expanding a pipe comprising a bi-conical sleeve (3) having a first section (5) and a second section (11), which sections (5, 11) are provided with at least two longitudinal guide channels (20), first wedges (25), wherein each first wedge (25) tapers into the direction in which the first section (5) widens and is provided with a support element (26) that co-operates with the corresponding longitudinal guide channel of the first section (5), second wedges (30), wherein each second wedge (30) tapers into the direction in which the second section (11) widens and is provided with a support element (31) that co-operates with the corresponding longitudinal guide channel (20) of the second section (11), and means for moving the wedges (25, 30) into each other.
IPC 1-7
IPC 8 full level
C21D 7/12 (2006.01); E21B 29/10 (2006.01); E21B 43/10 (2006.01)
CPC (source: EP US)
C21D 7/12 (2013.01 - EP US); E21B 43/105 (2013.01 - EP US)
Citation (search report)
See references of WO 0138693A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0138693 A1 20010531; EP 1235972 A1 20020904; EP 1235972 B1 20030528; GC 0000153 A 20050629; NO 20022511 D0 20020528; NO 20022511 L 20020725; NO 327160 B1 20090504; OA 12112 A 20060504; US 6460615 B1 20021008
DOCDB simple family (application)
EP 0012024 W 20001129; EP 00990625 A 20001129; GC P20001056 A 20001128; NO 20022511 A 20020528; OA 1200200171 A 20001129; US 72408200 A 20001128